When to Plant White Mustard in Wyoming
Wyoming spans USDA hardiness 4a to 5b (zones 4a to 5b on this page). Plant white mustard by your local frost date, not the calendar — pick your zone below for exact start-indoors, transplant, and harvest dates.
Jump to: Zone 4a · Zone 4b · Zone 5a · Zone 5b
White Mustard planting calendar for Wyoming, Zone 4a
Average last spring frost
May 15
Average first fall frost
September 20
Direct sow
May 22
Projected first harvest
Aug 10
White Mustard is ready to harvest in about 80 days. Full zone 4 guide (both 4a and 4b) →
White Mustard planting calendar for Wyoming, Zone 4b
Average last spring frost
May 10
Average first fall frost
September 25
Direct sow
May 17
Projected first harvest
Aug 5
White Mustard is ready to harvest in about 80 days. Full zone 4 guide (both 4a and 4b) →
White Mustard planting calendar for Wyoming, Zone 5a
Average last spring frost
May 5
Average first fall frost
October 1
Direct sow
May 12
Projected first harvest
Jul 31
White Mustard is ready to harvest in about 80 days. Full zone 5 guide (both 5a and 5b) →
White Mustard planting calendar for Wyoming, Zone 5b
Average last spring frost
April 30
Average first fall frost
October 5
Direct sow
May 7
Projected first harvest
Jul 26
White Mustard is ready to harvest in about 80 days. Full zone 5 guide (both 5a and 5b) →
Not sure which half-zone you're in? Set your ZIP in HomeSown for dates tuned to your exact location.
Varieties to grow
1 variety of white mustard in the HomeSown library. Tap any for its full grow guide.
Common problems with white mustard
What to watch for, with identification and treatment for each
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